Zhu, Wen-Liang
Cui, Jin-Yu
Cui, Lan-Yu
Liang, Wei-Fan
Yang, Song
Zhang, Chong
Xing, Xin-Hui
Funding for this research was provided by:
National Natural Science Foundation of China (NSFC 21376137)
Tsinghua University Initiative Scientific Research Program (2013Z02-1)